__________ Subtask 57-31-21-941-052
A. Safety Precautions
(1)
Install the TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER (98D27803500001) on the flap/slat control lever.
(2)
Put warning notices in the cockpit to tell persons not to operate the flaps or slats.
(3)
Put the safety barriers in position.
(4)
Put the access platform in position below the applicable wing-tip, zone 534 (634).
(5)
Remove the applicable access panel:
-for the left wing-tip remove 534AB
-for the right wing-tip remove 634AB. Subtask 57-31-21-865-050
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
122VU LIGHTING/EXT LT/NAV1/AND LOGO/LT 1LA T03 122VU LIGHTING/EXT LT/NAV2/AND LOGO/LT 2LA T02 122VU LIGHTING/WING/STROBE 10LV V05
4. Procedure
_________
(Ref. Fig. 401/TASK 57-31-21-991-001) Subtask 57-31-21-020-050
A. Removal of the Wing-tip Structure
(1)
Disconnect the supply cable from the connector (4).
(2)
Put blanking caps on the disconnected electrical connectors.
(3)
Remove the grommet (3) from the adjacent structure.
(4)
Push the supply cable through the hole where the grommet (3) was installed.
(5)
Hold the wing tip (2) (weight approximately 20 Kg (44 lb)) on supports and remove the bolts (5).
(6)
Remove the wing tip (2) laterally from the two spigots (1) and put it on a suitable trestle.
(7)
Prevent damage to the component interface and the adjacent area.
Wing Tip Structure
Figure 401/TASK 57-31-21-991-001
1EFF : ALL 1 57-31-21 Page 403
1 1 Feb 01/98
1 1
1CES 1
TASK 57-31-21-400-001
Installation of the Wing-Tip Structure
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______
START A TASK ON OR NEAR:
-
THE FLIGHT CONTROLS
-
THE FLIGHT CONTROL SURFACES
-
THE LANDING GEAR AND THE RELATED DOORS
-COMPONENTS THAT MOVE.
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notices
No specific access platform 4 m (13 ft. 1 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 05-020 USA MIL-L-60326 TYPE I
FLUOROCARBON RELEASE AGENT (Ref. 20-31-00)
R Material No. 09-016 USA MIL-PRF-81733D TYPE II CLASS B CORROSION INHIBITING FILLET CONSISTENCY (Ref. 20-31-00)
Material No. 11-004 USA MIL-T-81533
1.1.1TRICHLOROETHANE (METHYL CHLOROFORM)
(Ref. 20-31-00)
Material No. 15-008 AIB TN 10138 TYPE II GRADE 2 CORROSION PREVENTIVE TEMPORARY PROTECTIVE COMPOUND (Ref. 20-31-00)
Material No. 19-003 USA AMS 3819
LINT-FREE COTTON CLOTH (Ref. 20-31-00)
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
33-41-00-710-001 Operational Test of the Navigation Lights 33-48-00-710-002 Operational Test of the Anti-Collision/Strobe Lighting 57-31-21-991-001 Fig. 401
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